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Finding the Fourth Proportional to 272,032.40, 408,048.60 and 242,483.60

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Solution

The fourth proportional to 272,032.40, 408,048.60 and 242,483.60 is: 363,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,032.40 : 408,048.60 = 242,483.60 : x
  2. Step 2: Convert to fraction form
    272,032.40/408,048.60 = 242,483.60/x
  3. Step 3: Cross multiply
    272,032.40x = 408,048.60 × 242,483.60
  4. Step 4: Simplify right side
    272,032.40x = 98,945,093,502.96
  5. Step 5: Solve for x
    x = 98,945,093,502.96/272,032.40
  6. Step 6: Final answer
    x = 363,725.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.